ElectricalMinor✅ DIY Friendly

U0187

Q: What does OBD2 code U0187 mean?

U0187 means: Lost Communication With Digital Radio Receiver Module. The vehicle's main network has lost communication with the digital (satellite/HD) radio receiver module.

Lost Communication With Digital Radio Receiver Module

The vehicle's main network has lost communication with the digital (satellite/HD) radio receiver module.

SeverityMinor

CategoryElectrical

Est. Repair Cost$100-$350

Code TypeNetwork

DIY RepairYes

⚡ Common Causes

›Blown fuse
›Damaged wiring
›Failed receiver module

⚠️ Symptoms

›Check engine light
›Satellite/digital radio not functioning
›Standard radio may still work

✅ How to Fix — Step by Step

Step 1:Check module fuse
Step 2:Inspect wiring
Step 3:Replace module if unresponsive

🔧 Diagnostic Tools Required

✔OBD-II Diagnostic Scanner
✔Digital Multimeter
✔Test Light
✔Wiring Diagram
✔Basic Hand Tools

Using the correct diagnostic tools helps identify the root cause of U0187 before replacing parts unnecessarily. Always confirm the fault using live data and manufacturer-recommended diagnostic procedures.

💡 Pro Tip: If regular AM/FM radio still works fine, the fault is isolated to the separate digital receiver module, not the main head unit.

Frequently Asked Questions

What does OBD2 code U0187 mean?+

U0187 stands for Lost Communication With Digital Radio Receiver Module. The vehicle's main network has lost communication with the digital (satellite/HD) radio receiver module.

What causes code U0187?+

Blown fuse; Damaged wiring; Failed receiver module

How do I fix code U0187?+

Check module fuse; Inspect wiring; Replace module if unresponsive

How much does it cost to fix U0187?+

Estimated repair cost for U0187 is $100-$350.

Is U0187 DIY-friendly?+

Yes — U0187 is generally DIY-friendly with basic tools.

AI Diagnosis

🤖 AI-powered diagnosis for U0187 is coming soon.